[AMRadio] FW: Wanted transformer Gates BC 1 G


John Lawson jpl15 at panix.com
Thu Apr 13 00:32:32 EDT 2006



On Wed, 12 Apr 2006, John Coleman ARS WA5BXO wrote:

>
> 1/4 wave length of 500 Ohm bal line will transform it to 250 ohms.


  Attached where?

  And most ladder-line comes in 75, 450, and (IIRC) 600 ohm - to get 500 
ohm must one make the tuning stub? To what dimensions? or will 450-ohm 
work too, but result (I assume) in a slightly different feedpoint 
impedance?

  Enquiring minds...


Cheers

John  KB6SCO
DM09fg



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